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Conditions for Checking
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Nominal Value
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Affected terminals: E2,
E3, E4, E6
Possible trouble codes: 17
Important:
This actuator test is used for
more precise diagnosis (fault isolation) if trouble code 17 is stored.
Ignition ON
Engine OFF
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Press key F5 in the system main
menu, select the desired test using the arrow keys and confirm with YES.
Follow the instructions in the TECH 1 display.
Note:
The check is completed after
approx. 2 s.
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INJ.CIRCUIT
TEST
TEST
OKAY!
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If trouble code 17 is stored,
the actuator test indicates the fuel injector of the relevant cylinder as the
cause of the fault:
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Fuel injector cylinder 1
Short circuit to ground or
circuit interruption
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INJECTOR
1
OUTPUT
VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
1
OUTPUT
VOLTAGE
HIGH
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Fuel injector cylinder 2
Short circuit to ground or
circuit interruption
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INJECTOR
2
OUTPUT
VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
2
OUTPUT
VOLTAGE
HIGH
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Fuel injector cylinder 3
Short circuit to ground or
circuit interruption
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INJECTOR
3
OUTPUT
VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
3
OUTPUT
VOLTAGE
HIGH
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Fuel injector cylinder 4
Short circuit to ground or
circuit interruption
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INJECTOR
4
OUTPUT
VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
4
OUTPUT
VOLTAGE
HIGH
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